Three Carriers Had Their Worst Days In Years

US wireless carriers had some of their worst trading days in years on Friday 9 October after SpaceX announced an agreement to buy a nationwide spectrum portfolio, CNBC reports.

CompanyMove on 9 OctoberWorst day since
Verizon-8.75%July 2002
T-Mobile-13.27%2013
AT&T-9.81%2000

SpaceX's own statement on Thursday described a licence portfolio of up to 14 megahertz of paired spectrum in the 800 MHz band, bought from Grain Management. SpaceX shares rose about 1% on the day.

What SpaceX Is Buying And What It Already Holds

The Register reports that SpaceX agreed to acquire the licences from Grain Management, an investment firm that bought them from T-Mobile, and that the deal is subject to FCC approval and other customary closing conditions. Financial terms were not disclosed.

LayerDetailStatus
S-band50 MHz of exclusive US spectrum, bought from EchoStar for $17 billionBought last year
2 GHzAn additional 15,000 satellites optimised for 2 GHzApproved by the FCC this week
800 MHzUp to 14 MHz of paired low-band spectrum from Grain ManagementAgreed, FCC approval pending

In its FCC filing SpaceX says it intends to roll out its own terrestrial infrastructure, such as antennas on towers and rooftops. The Register understands that most existing mobile devices already support the 800 MHz band, which SpaceX describes as underused, so subscribers could connect without upgrading.

Low-band signals reach inside buildings, which satellites alone cannot, and the 2 GHz satellites could extend coverage beyond the reach of towers, The Register explains. SpaceX says Starlink Mobile can now become the first network operator to deploy both satellite and terrestrial spectrum.

The Timeline For A Real Network

Analysts read the deal as credible but not immediate. Evercore ISI wrote that SpaceX now has the outline of a real network, and JPMorgan called Starlink Mobile's long-term opportunity more credible while seeing limited near-term risk to US incumbents, given the time, infrastructure and capital required to build a competitive terrestrial network.

FCC Chair Brendan Carr, whose agency will oversee approval, told CNBC that competition in the spectrum market is good news for American consumers and that more than $100 billion of spectrum may come to market over the next two years. He added that it is not for the FCC to pick winners and losers.

The relationship is not one-sided today: T-Mobile started a direct-to-cell service last year that uses Starlink's satellites and offers it even to customers of rival networks for $15 a month, The Register notes.

What A Buyer Of Connectivity Should Do With This

This is a US deal, and nothing in the sources points to an effect in Europe or the UK.

For a business that buys mobile connectivity in the US, treat it as a planning item and not an emergency. Nothing changes before the FCC decides, and analysts expect a network to take time to build.

Review roaming and coverage clauses before the 2027 renewals, keep a second carrier or an eSIM option available, and ask your carrier how it plans to handle satellite coverage in dead zones. A satellite operator that also owns low-band spectrum is a new kind of counterparty in that conversation.